Question: Pleases help solve these two problems COs 90 fractions. Verify the following trigonometric identities. Intermediate steps may involve complex a. csc2 x + sec2 x

Pleases help solve these two problems

$Pleases help solve these two problems COs 90 fractions. Verify the following$

COs 90 fractions. Verify the following trigonometric identities. Intermediate steps may involve complex a. csc2 x + sec2 x - tan2 x - cot2 x =2 sec x - 1 sec x b. 1- cos x log? A + log2 B = 4 Solve the system: log3 A - log3 B = 2

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